|
牌号 |
状态 |
厚度 (T) /mm |
力学性能 |
|||
|
屈服强度(Rp0.2 ) MPa |
抗拉强度 (Rm ) MPa |
延伸率 (A50mm) % ，不小于 |
洛氏硬度/ HR15T |
|||
|
4047 |
O |
3-8 |
40-70 |
120- 150 |
25 |
22-35 |
|
H14 |
1-2 |
110- 160 |
170-200 |
3 |
58-65 |
|
|
H18 |
1-2 |
170- 190 |
190-220 |
2 |
60-68 |
|
|
4047Y |
O |
3-8 |
70- 100 |
150- 180 |
20 |
36-50 |
|
H14 |
1-3 |
180-210 |
210-240 |
3 |
65-72 |
|
|
H18 |
0.5-3 |
180-250 |
250-330 |
2 |
68-85 |
|
